143.81.0.0/17

Currently announced by AS721 United States Department of Defense (DoD), in the routed prefix 143.81.0.0/17.

Current ASN
AS721
United States Department of Defense (DoD)
Routed prefix
143.81.0.0/17
Most specific route covering this prefix
ASNs over time
1
2 announcement records
RIR allocation
ARIN
United States · 143.81.0.0/16

Routing data · Nov 10, 2026, 12:46 UTC

ASN historyEvery routed prefix covering 143.81.0.0/17

PrefixASNNameRegistered countryFirst seen (UTC)Last seen (UTC)Status
143.81.0.0/17AS721United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.0.0/16AS721United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing

More specific routes24 total

PrefixASNNameRegistered countryFirst seen (UTC)Last seen (UTC)Status
143.81.8.0/21AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.16.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.18.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.25.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.27.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.32.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.36.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.48.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.49.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.50.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.51.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.52.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.53.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.54.0/23AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.58.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.59.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.61.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.62.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.72.0/22AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.90.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.103.0/24AS721United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.112.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 12:46Announcing
143.81.105.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 08:25Stopped
143.81.106.0/24AS6034United States Department of Defense (DoD)United StatesBefore monitoring2026-11-10 08:25Stopped

Change logAll changes

The routes covering this address have had no origin changes since ASNBase started monitoring.